National Stock Number
6650-01-091-1988
National Stock Number (NSN) 6650-01-091-1988, or NIIN 010911988, (lens,optical instrument) has an unknown assigned date. NIIN 010911988 was cancelled on May 17, 1997, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 21884. [AN UNMOUNTED, TRANSPARENT, COLOR FREE LENS WHICH MAY BE TREATED WITH A LOW REFLECTION COATING TO INCREASE LIGHT TRANSMISSION. INCLUDES SINGLE AND COMPOUND ELEMENTS. FOR ITEMS HAVING TWO PLANE PARALLEL SURFACES, SEE WINDOW, OPTICAL INSTRUMENT. EXCLUDES:RETICLE, OPTICAL INSTRUMENT.]. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6650010911988 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.